Description: 1. MECHANICAL DOOR STOP Different from traditional magnetic door stop,this door stopper utilizes mechanical instant locking technology provides a stable and firm grip on your door, with built-in spring damping to cushion impacts and protect against damage. 2. SAFETY FOR YOUR LOVER Children's hands are often caught in the doorthis door stop is the perfect solution to keep door openit's not only wind-resistant but also prevent doors being slammed by kids or pets.Perfect for families with young children or pets. 3. ADJUSTABLE HEIGHT The length of the door stopper touch bar can be adjusted and is compatible with a maximum door height of 3/4.It can also be installed on narrow door frames, making it suitable for a variety of doors, including heavy duty door 4. EXTREMELY The doorstop is made of high-quality zinc alloy material and colored by electroplating process, it's robust, and easy to maintain. Additionally, it has undergone over 100,000 tests to ensure a mechanism that is both tough and reliable. 5. INSTALLATION AND SERVICE Two installation methods: easy installation with strong double-sided adhesive or sturdy installation using screws. With our responsive customer service team ready to assist you with any questions or issues, you can rest assured you are making a wise and valuable purchase. 6. WARM PROMPT After installation, please wait for 24 hours before using. Specification: Weight: 150g Material: zinc alloy Color: five colors to choose from Size: as shown Package Included: 1pcs * door stopper